Read Sharp MX-1800N (serv.man19) Service Manual online
MX-1800N ELECTRICAL SECTION 11 – 4
D. Scanner control PWB
SCNcntPWB
RSPF
Unit
RSPF
FEED
MOTOR
SCANNER
MOTOR
RSPF
RVS
MOTOR
PHOTO
SENSOR
CLUTCH
FlashROM
<Socket>
8Mbit
/CS0
(/CS0
R
ESERVE)
SDRAM
BUS
CCD
PWB
With
AFE&LVDS
LVDS
EEPROM
32Kbit
I2C
LAMP
UN
STMP
UN
RGB10bit*3
LVDS
Driver
4bit
*2
LVDS
RGB8bit*3
RGB8bit*3
LVDS
LVDS
Driver
30bit
MHPS
LVDS
Receiver
4bit
*2
PANEL
PWB
CARD
READER
AUDITOR
OCSW
Original
detection
(Light
receivin)
Original
detection
(Light
emitting)
LCD
INVERTER
P
WB
LVDS
CPU
H8S/2373
XTAL
19.6608MHz
ADDRESS/DATA
BUS
SRAM
1Mbit
/CS2
SCAN
ASIC
/CS3
XTAL
28.795MHz
or
22.7425MHz
SDRAM
128Mbit
IO
ASIC
/CS5
Mother
PWB
(MFP
PWB)
<Engine/Controller>
LVDS
Driver
28bit
ASIC
/CS4
LVDS
Receiver
30bit
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